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A08.506.2025 Public Space Lammenschansstrip Phase 2

Gemeente Leiden · Restricted · 1 lots · 414002
Type
Works
45220000 · Civil engineering and
Estimated value
Not published
To deadline
Ongoing
Knock-outs
0
exclusion grounds
Award basis
Best price-quality ratio
3 criteria
Assess manuallyconfidence high

Civil engineering realization of the public space in the Lammenschansstrip phase 2 in Leiden, including sewerage, infrastructure and greenery. The award will take place based on the best price-quality ratio with a focus on phasing and environmental management.

Works · Restricted · European procedure

EuropeanComplete timeline
Contracting authority
Gemeente Leiden
Contract type
Works
Restricted
Estimated value
Estimate not published
Submission deadline
Ongoing
10:00
Scope
European
European procedure
Lots
1
1 lots
Main CPV code
45220000
Civil engineering and construction works
Location
Netherlands
CharacteristicsCPV 45WorksEU tender

01What is being requested

The assignment concerns the civil engineering construction of the public space around the building blocks Kappa, Omega, Zirro and Schouls in the Lammenschansstrip. The works include, among others, sewerage, WADIs, watercourses, infrastructure and green spaces, with an expected execution between Q1 2027 and Q2 2028.

The assignment includes the civil engineering works (public space construction) around the building blocks Kappa, Omega, Zirro and Schouls (together accounting for 1000 apartments). These building blocks will be delivered in phases by the developers, after which the associated public space will be landscaped. The works include, among others: • Construction of a separate sewerage system; • Construction of WADIs, including drainage facilities; • Realization of new watercourses including connecting via culverts; • Construction of above-ground infrastructure, including pavements, carriageways, lo

45220000Works
1A08.506.2025 Public Space Lammenschansstrip Phase 2—

02Strategic insight

“
Strategic insight · AI analysis
<ul Focus strongly on the qualitative aspects of the phasing and environmental management, as these will be heavily weighted via fictitious discounts. Ensure a robust coordination plan for the specialized lots and the overlap with third parties. Guarantee accessibility and safety in a complex urban environment with limited space.
Read automatically from the tender documents using AI. Always verify against the original documents.

03Points of attention

Important · 5
The contractor has a duty of coordination for specialized objects (bridges, boardwalk, retaining wall) that are tendered via separate lots.Important
There is limited logistical space and an overlap of construction activities.Important
The integrity of water supplies from Dunea must be guaranteed at all times.Important
The site release takes place in phases, which requires flexible deployment of personnel and equipment.Important
The contractor must spend at least 2% of the Contract Value on Social Return (people with fewer opportunities for work).Important

04Can I take part?

Technical — Possession of the certificate CO2 prestatieladder level 5.
Other — Submission of a recent (maximum six months old) extract from the KVK Chamber of Commerce register showing the authority to sign.

05Exclusion grounds

Exclusion grounds — consult the ESPD
  • No specific exclusion grounds were extracted. In a European tender, the mandatory and discretionary grounds of art. 2.86/2.87 of the Dutch Procurement Act almost always apply — check the European Single Procurement Document (ESPD).

06Award criteria

Phasingmax. 650.000 fictieve korting

Explanation of the proposed phasing of the works, in which the contractor describes how the execution is organized logically and feasibly, providing insight into a realistic planning and orderly execution.

Environmental Nuisance & Communication Plan & Accessibilitymax. 350.000 fictieve korting

Explanation of how the contractor deals with the environment during execution, limiting nuisance for residents/users, ensuring accessibility, and the approach for communication with stakeholders.

Bid Sumweight n/a

The price of the bid.

07Process & timeline

Publication of Selection Documents
2026-03-13
Note of Clarifications (deadline for submitting questions)
2026-03-31T10:00:00+00:00
Note of Clarifications (target date for availability)
2026-04-02
Deadline for submitting Application selection phase
2026-04-16T10:00:00+00:00
Target for sending Selection decision
2026-04-21
End of objection period
2026-04-29T23:59:00+00:00
Publication of Tender Documents
2026-04-30
Note of Clarifications 1 (deadline for submitting questions)
2026-05-18T10:00:00+00:00
Note of Clarifications 1 (target date for availability)
2026-05-22
Note of Clarifications 2 (deadline for submitting questions)
2026-06-04T10:00:00+00:00
Note of Clarifications 2 (target date for availability)
2026-06-11
Deadline for submitting Tender award phase
2026-06-23T10:00:00+00:00
Streven versturen Gunningsbeslissing
2026-07-09
Afloop bezwaartermijn
2026-08-06T23:59:00+00:00
Definitieve gunning
2026-08-07
Start uitvoering opdracht
2027 Q1
Oplevering van de Opdracht
2028-03-31

08Value in context

Estimate not published

The contracting authority did not publish an estimated value — common for a large share of contracts. The EU threshold for werken is € 5,54 M, for reference.

09Likely competitors

#Likely bidderFitWins
1KWS Infra B.V.SME9992×
2BAM Infra B.V.SME9777×
3Boskalis Nederland B.V.SME9769×
4Heijmans Infra B.V.SME9765×
5Den Ouden Aannemingsbedrijf B.V.SME9723×
6Van Gelder BVSME9653×

10Tender documents

2. Formulier Opgave Referentieprojecten NVI 1docxApr 2, 2026 · 29 KB
Nota van inlichtingen 2026-04-02-1pdfApr 2, 2026 · 219 KB
TN574519 - EF16 Aankondiging van een opdracht - algemene richtlijn, standaardregeling 20260313115957pdfMar 15, 2026 · 218 KB
uea_574519_20260312212244pdfMar 13, 2026 · 602 KB
3. Definitief Ontwerp Openbare Ruimte LammenschansstrippdfMar 13, 2026 · 7078 KB
Selectieleidraad OR Lammeschansstrip fase 2pdfMar 13, 2026 · 885 KB
5. SEB-niveau basispdfMar 13, 2026 · 414 KB
4. MVOI WerkenpdfMar 13, 2026 · 418 KB
TN574519 - EF04 Vooraankondiging die alleen ter informatie wordt gebruikt - algemene richtlijn 20260227165047pdfMar 1, 2026 · 192 KB

11Legal themes that may be relevant here

12Frequently asked questions

What does the civil engineering assignment for the Lammenschansstrip Phase 2 entail?
The assignment includes the construction of the public space around the building blocks Kappa, Omega, Zirro and Schouls. Works include, among others, the construction of a separate sewerage system, WADIs with drainage facilities, new watercourses with culverts, above-ground infrastructure (pavements, carriageways, parking spaces) and the preparation of green spaces.
Which suitability criteria must bidders meet?
Bidders must have experience with the civil engineering construction of public infrastructure and possess knowledge of Dutch regulations for neighborhood improvement. Additionally, proven capacity is required to lead the coordination of various suppliers and to implement solidary working methods.
What specific technical requirements apply to the execution of the works?
Requirements apply to the use of standard SIA materials, the execution of WADI systems, and the drawing quality in accordance with local reference. Additionally, the realization of the roof garage and the loading and unloading zones must take place according to a sequential full staffing in accordance with the planning.
Which procurement conditions apply to this assignment?
The procurement conditions UAV 2012 version 2025 apply to this tender.

Automatically compiled from the official tender data and documents.

13Estimated value versus the market

p25
€ 1,4 mln
median
€ 3,6 mln
p75
€ 9,1 mln
deze opdracht

Gegunde waarden in CPV 45 · werken n=3159